From the Rolls-Royce experimental archive: a quarter of a million communications from Rolls-Royce, 1906 to 1960's. Documents from the Sir Henry Royce Memorial Foundation (SHRMF).
Confirmation to replace the 9.437' pendulum lever with a standard 8.250' one on 21-G-IV.
| Identifier | ExFiles\Box 106\3\ scan0341 | |
| Date | 26th October 1935 | |
| x500 To RHC.{R. H. Coverley - Production Engineer} Hs{Lord Ernest Hives - Chair}/FJH.{Fred J. Hardy - Chief Dev. Engineer}4/KW.26.10.35. Steering Experiments on 21-G-IV. This is to confirm that we asked you to replace the 9.437" pendulum lever at present on 21-G-IV by one of standard length, 8.250". Hs{Lord Ernest Hives - Chair}/F.J.Hardy. | ||